Home / 29,150.72-43,723.08-12,507.68

Finding the Fourth Proportional to 29,150.72, 43,723.08 and 12,507.68

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Solution

The fourth proportional to 29,150.72, 43,723.08 and 12,507.68 is: 18,760.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,150.72 : 43,723.08 = 12,507.68 : x
  2. Step 2: Convert to fraction form
    29,150.72/43,723.08 = 12,507.68/x
  3. Step 3: Cross multiply
    29,150.72x = 43,723.08 × 12,507.68
  4. Step 4: Simplify right side
    29,150.72x = 546,874,293.25
  5. Step 5: Solve for x
    x = 546,874,293.25/29,150.72
  6. Step 6: Final answer
    x = 18,760.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.